Help us make history with a micro-investment of $100 in the new Off-Broadway musical The Apple Boys!

Join these top-ranking quartets who have already jumped in on this opportunity to help get barbershop into the mainstream!

Investor Quartets

  • AFTER HOURS

    2018 International Champions

    Early Investor Quartet

  • VOCAL SPECTRUM

    2006 International Champion

    Early Investor Quartet

  • GIMME FOUR

    2025 International Silver Medalist

    Early Investor Quartet

  • THE NEWFANGLED FOUR

    2024 International Bronze Medalist

    Early Investor Quartet

  • FULL EFFECT

    2025 International Bronze Medalist

    Early Investor Quartet

  • SUNDAY NIGHT SOCIAL

    2025 International Top-Ten Finalist

    Early Investor Quartet

  • 'ROUND MIDNIGHT

    Three Time International Top-Ten Finalist

    Early Investor Quartet

Potential Investor Quartets

48 - 19TH AVENUE - 3 GREAT SINGERS - 3 KNIGHTS AND A ROOK - 3 MEN & A MELODY - 3 OLD GOATS AND A NANNY - 3 RIVERS 4 - 3 SOULS - 3 WISE MEN - 3 YOUNG GUYS - 4 CRYING OUT LOUD - 4 FOR 4 - 4 MAN PLATOON - 4 ON THE FLOOR - 4 PETE'S SAKE - 4GOT2SHAVE - 4K - 4TH DIMENSION - 4TH STREET - 50 PROOF - 6FT3 - 7TH DIMENSION - 7TH HEAVEN - 7TH STREET - 8 TOO MUCH - 91 NORTH - 9K - A CHOIR'D TASTE - A ROSE AMONGST THORNS - ABCD - ABERDEEN - ABQ - ACAFELLOW FOUR - ACAPELLA BELLA - ACHORDING TO US - ACOEMETI - ACOUSTIX - ADRENALINE RUSH - AFFINITY - AFFIRMATION - AFTERGLOW - AGE OF FLIGHT - ALL IN - ALLOY - ANTIQUE HARMONY - ANTIQUE PHYSIQUES - ANYTHING GOES - ARGONAUTS - ARMONIA - ARTISTIC LICENSE - ASPIRE - ASSORTED PARTS - AT LAST - ATTENTION SHOPPERS - AUTUMN CHICKENS - AVERAGE VOLUME - AWAY FROM KEYBOARD - B-SIDE - BACK STAGE PASS - BADA BING BADA BOOM - BALANCING ACT - BAMM TACK! - BARBERS OF C'VILLE - BARDIC INSPIRATION - BARITONICS - BASSETT STREET BOYS - BATHROOM BREAK - BEER BATTERED CHEESE CHORDS - BELTWAY - BERKS HARMONY - BEST WISHES - BETTER DAYS AHEAD - BETTER TOGETHER - BEWITCHED - BLOCK PARTY - BLUE BARIS - BLUE MOON - BLUE STREAK - BOMP! - BOSS PITCHES - BOYSEN BLUE - BREAKFAST FOR DINNER - BREAKTHROUGH - BRIDGETONES - BRIGHT KNIGHTS - BROTHER NATURE - BROTHERHOOD OF THE RING - BROTHERS IN SONG - BROTHERS OF A CHORD - BRUNCH BUDDIES - BUCKET LIST - BUCKEYE BLEND - BUCKLE UP! - BURNING RIVER BOYS - BUSTED CHORD - BY REQUEST QUARTET - C.O.D. - CACKALACKY SOUND MACHINE - CACTUS CROONERS - CALIFORNIA KINGS - CALLBACK - CAP'S LEGACY - CAPICHE - CAPITAL CLASSICS - CAPITAL SOUND - CARRIED AWAY - CASSEROLE CRUSADERS - CATALYST - CELEBRATION - CENTER RING - CENTRELINE - CHAIN GANG - CHAIRMAN OF THE BOARD - CHAPELAIRES - CHARADES - CHARLIE'S ANGELS...AND JEFF - CHARMED - CHECKMATE - CHILL FACTOR - CHORD CONNECTION - CHORD ZERS - CHORD-ON BLEU - CHORDAHOLICS - CHORDER TO 4 - CHORDIAL - CHORDIAL CONNECTION - CHORDIALLY YOURS - CHORDINATION - CHORDMUDGEONS - CHORDS AGAINST HUMANITY - CHORDS ON DELIVERY - CHROMATIC ABERRATION - CHROMATICATS - CHUCKTOWN SOUND - CINEMATIX - CITRUS BLEND - CITYSCAPE - CLAIM JUMPERS - CLASS ACT - CLASSIC TOUCH - CLEAR-CUT - CLEFHANGER - CLOSING TIME! - CLOUD 9 - CLOVER - CLUCK NORRIS - CLUTCH - COASTAL CLASSIC - COASTLINER KIDZ - CODACHROME - COFFEE TALK - COHESION - COLLAGE - COMEBACK - COMMON BOND - COMMON THREAD - COMMON TIME - COMPANY - CONCORDANCE - CONSTRUCTIVE CRITICISM - CONTINUUM - CONTRIVED - COSMIC HARMONY - COULEE CLASSIC - COUNTER INTUITION - COUNTY 4 - COUPLES THERAPY - CREAM CITY CROONERS - CREATIVE DIFFERENCES - CRESCENDO - CRITICAL CHORDS - CROSSROADS - CROSSTOWN - CROSSWIND - CRUISE CONTROL - CURIOSITY - CURVEBALL - CUT FOR TIME - D'ACCORD - DADS AND LADS - DAILY SPECIAL - DATE NIGHT - DAVID - DEEP TREBLE - DEFAULT QUARTET NAME - DELTA QUADRANT - DERP - DESTINATION - DETOUR - DETROIT SOUND MACHINE - DEWEY, SINGUM, AND HOWE - DISTINGUISHED GENTS - DOUBLE DUTCH - DOUBLE EAGLE - DOUBLE TROUBLE - DOUBLESTUF - DUALLY NOTED - DUFFY'S TAVERN - DYNAMIX - EAR DOCTORS - EARBUDS - EASY DAYS - EASY LISTENIN' - ELECTRIC BOOGALOO - ELEVENTH HOUR - ELLA, BELLA, & THE FELLAS - EMERITUS - EMPIRE - EPHEN STEVEN - EQ - ESCAPADE - EUPHONIC BLEND - EUPHONIX - EUREKA! - EVENIN GENTLEMEN - EXHIBIT A - EXPANDED SOUND - EXTRA CREDIT - FAB FOUR-TE - FACTORY TUNED - FAIR WEATHER FRIENDS - FAMILY FRIENDLY - FAMILY TRADITION - FANTASTIC 4 - FASTLANE - FATHER 'N SON REUNION - FEELIN' FINE! - FENDER BENDER - FIFTH QUARTER - FIGURED IT OUT - FIREHOUSE 4 - FIRESIDE - FIRST AVE - FIRST CLASS - FIRST TAKE - FISSION - FIVE MINUTES MORE - FIVE STAR - FLASHBACK - FLAT OUT - FLEET STREET - FLIAWAY - FLINT HILLS FOUR - FLOURISH - FLOWER POWER - FOG Q - FOR THE RECORD - FORECAST - FOREVER GLAD - FORG - FOSSILIZED - FOUNTAIN CITY FOUR - FOUR BASS HIT - FOUR CHEESE BLEND - FOUR EVER YOUNG - FOUR FELLERS - FOUR HEAVEN'S SAKE - FOUR IN ACCORD - FOUR MAN VOCAL BAND - FOUR MORE GUYS - FOUR OF A KIND - FOUR ON THE FLOOR - FOUR PART INVENTION - FOUR PEOPLE - FOUR SCORE - FOUR SURE - FOUR TOWN SOUND - FOUR TUNE HUNTERS - FOUR UNDER FORTY - FOURAY - FOURMOST - FOURSHADOW - FOURTH AND LONG - FOURWARD MOTION - FOURWARD UNION - FREE BIRD - FREE SPIRIT - FREESTYLE - FRENCH CONNECTION - FRESHF - FRESHLY BREWED - FRIENDS - FROM THE TOP - FRONT LINE QUARTET - FRONT PAGE NEWS - FROST AND FLAKES - FRUIT PUNCH - FULL CIRCLE - FULLY VETTED - FUNDY FOUR - GALE FORCE - GAMBIT - GATEWAY - GAY NINETIES QUARTET - GAZOO - GEEZAIRES - GENERATIONS - GHOST TOWN - GIOCOSO - GIRLS NIGHT OUT - GIVE IT A WHIRL! - GLEN ECHOES - GO FIGURE! - GOOD COMPANY - GOOD TIMES! - GOOD TREBLE - GOOFIN' 'N' DOOFIN' - GOTCHA! - GQ - GRAFFITI - GRAY DUCK - GREAT WOOLF QUARTET - GREEN HOT CHILE PEPPERS - GREENLIGHT - GRIDLOCK - GROUP THERAPY - GS4 - GUMMEE BOYZ - H.O.V. 4 - H4 - HALF A BYTE - HAPPY HOUR - HAPPY TOGETHER - HARLEQUIN - HARMOHAUS - HARMONIC COMBUSTION - HARMONIC CONVERGENCE - HARMONIC DRIVE - HARMONIC FLUX - HARMONY GRITS - HARMONY GUARANTEED - HARMONY HOUNDS - HARMONY PRODUCTION COMPANY - HARTFORD WAILERS - HAS-BENS - HASHTAG HARMONY - HAVE VOICES WILL TRAVEL - HEAR TODAY, GONE TOMORROW - HEART & SOUL - HEART'S DESIRE - HI-FIDELITY - HIGH AND TIGHT - HIGH ANXIETY - HIGH COTTON - HIGH GRAVITY - HIGH OCTANE - HIGH SEAS - HIGH SPIRITS - HIGH STAKES - HIGH TIDE - HIGH VOLTAGE - HIGHER GROUND - HIGHLIGHT - HIGHWAY 39 - HMMM - HOARSE PLAY - HODGEPODGE - HOME - HOME EDITION - HOMETOWN GANG - HOMEWARD BOUND - HONEY BUNCHES OF NOTES - HOT MESS EXPRESS - HOT METAL - HOT NOTES - HOUSE BLEND - HUMDINGERS - HYBRID HARMONY - HYPERBOLIC - HYPERTONIC - IMPROMPTU - IMPROV - IN A CHORD - IN SEASON - IN SEQUENCE - IN THE MIX - INCIDENT MANAGEMENT - INDIGO - INFINITY - INSIDE TRACK - INSTAGRAMPS - INSTANT CLASSIC - INTERMISSION - INTERSTATE RIVALS - INTREPID - INVERSION - IPA - JAZZ! - JOKER'S WILD - JOYFUL BLEND - JUKEBOX - JUKEBOX MEMORIES - JUST 4 KICKS - JUST FOR NOW - JUST ONE MORE!! - JUST PRESS PLAY - JUSTIN TONATION - K C COMMON - KALEIDOSCOPE - KEEP ME POSTED - KEEPSAKE - KEYED UP - KEYTONES - KIDS AT HEART - KIN & TONIC - KIRCHER PARK FOUR - KISMET - KNOCK KNOCK! - KORDAL KOMBAT - KUDOS! - LADY A CAPPELLA - LADY AND THE TRAMPS - LAKE EFFECT - LAKEFRONT - LANDLOCKED - LASER TAG - LAST CALL - LATE ENTRY - LATE NIGHT DRIVE - LATE SHIFT - LEAD THE WAY - LEARNING CURVE - LEGACY - LET'S SING! - LEVEL BEST - LIL TREAT - LIMITLESS - LINC 182 - LINCOLN HARMONICS - LISADAWNOLOGY - LOCAL 40 - LOCAL EDITION - LOCK 4 - LOCKY - LOOKING FOR TREBLE - LOOSE CHANGE - LOS BORDERSHOP - LOVIN' TUNEFUL - LULU BELLS - LYRIX - MACH 4 - MACHU PITCHES - MADHATTAN - MAGIC - MAJOR PASTORS & MINOR SINNERS - MAKE YOUR MARK - MALARKEY - MALONEY THEOREM - MAPLE RESERVE - MARTY & THE 3-D'S - MASHIES 'N NIBLICKS - MASTERPIECE - MAVRIX - MAX Q - MAXIMUM RING - MEANWHILE - MEMORY LANE - MEN IN HARMONY - MENTAL NOTE - MERLIN'S BARDS - METRONOMES - MEZZO FORTE - MEZZOPLEX - MIC'D UP - MID CENTURY MODERN - MIDNIGHT LAUNDRY - MIDNIGHT RUN - MIDNIGHT SNACK - MIDNIGHT SOCIETY - MIDTOWN - MIDWEST CONNECTION - MIKE CHECK - MINOR INCONVENIENCE - MINT CONDITION - MISFIT TOYS - MIX & MINGLE - MIXED EMOTIONS - MIXED MESSAGES - MIXED METER - MIXED NOTES - MIXED NUTS - MIXTURE - MOM'S FAVORITE - MOM'S NIGHT OUT - MOMENTS OF GOODNESS - MOONBOW - MOSTLY JOKING - MOVING PARTS - MUDDY RIVER BOYS - MUGSHOT - MUSICAL ISLAND BOYS - MUSICOLOGY - MY FAVORITE QUARTET - NANTUCKET SOUND - NATURALLY AGED - NATURALLY ONE - NEAT! - NEIGHBORHOOD COMPLAINT - NEVER HOME 4 - NEVER TOO LATE - NEW GROOVE - NEW IMAGE - NEXUS - NICKELODEON - NIGHT OWLS - NIGHT SHIFT - NIGHTCAP - NO LABELS - NO NOTE LEFT BEHIND - NO REGRETS - NO WHITE SOCKS - NOCTURNE - NOICE! - NOISE COMPLAINT - NON-STOP - NORTH 40 - NORTH COUNTRY SOUND - NORTHERN EXPOSURE - NORTHERN PURSUIT - NORTHWOODS - NOT HALF BAD - NOTA BENE - NOTABLE VINTAGE - NOTABLES - NOTE TO SELF - NOTE'ORIOUS - NOTEWORTHY - NOW THAT WE'RE MEN - NSF - OC TIMES - OFF THE CHART - OFF THE CLOCK - OFF THE RECORD - OFF TOPIC - OLD MAN CHARM - OLD SCHOOL - OLD TOWN RASCALS - OLDE THYME HARMONY QUARTET - OMNIBUS - ON A WING AND A PRAYER - ON POINT - ON TAP - ON THE DL - ONE STOP SHOP - ONSET - ONYX - OPUS IV - OUR HOUSE - OUT LOUD - OUT OF SIGHT OUT OF MIND - OUTSIDE IN - OVATION! - OVER THE LINE - OVERDRIVE - OXFORD COMMA - PACIFIC EXPERIENCE - PALS - PANDA RING - PANNING FOR CHORDS - PAPER PLANES - PARAGON - PARTNERS IN RHYME - PARTY OF FOUR - PAST CURFEW - PATENT PENDING - PAY DAY - PENNSYLVANIA STATION - PENSATO - PERFORMANCE CHECK - PIGGY & BOOTS - PINKIES OUT - PITCH HITTERS - PITCH PLEASE - PJQ - PLEASE CLAP - PLEASE STAND CLEAR OF THE DOORS POR FAVOR MANTÉNGANSE ALEJADO DE LAS PUERTAS - PLEASE STAND UP - POINT OF VIEW - POLECAT VOL. 4 - PORT CITY PO-BOYS - PORT CITY SOUND - PORTLAND MUSIC MEDICS - POSSUM HOLLER FOUR - POUR FOUR MORE - POUTING CAT EMOJI - POWER CHORD - PRAIRIE STAR - PRATT STREET POWER - PRAXIS - PREMONITION - PRESTO! - PRIME AGE - PRIOR ENGAGEMENT - PRIVATE RESERVE - PROJECT RING - PROOF OF CONCEPT - PURPLE REBAR - QUAD SQUAD - QUADRATICS - QUANDARY - QUARTET OF ALL TIME - QUATRESONICS - QUATREWAUL - QUATRO - QWERTY - RADIO DAYS - RAFI'S HARMONY EMPORIUM - RAGTIME - RAINCITY 4 - RAISE THE ROOF - RAMPAGE - RARE BLEND - READY WILLING & MABEL - READY, SET, GO! - REALTIME - REBEL - RECYCLED PARTS - RED RIVER RUNNERS - REROUTED - RESOLVE THIS! - RESURGENTS - RETREADS - RETRO - RETROSPECT - RETURN TO FOURM - REVERB - REVERIE - REVISIONS - REVIVE! - REWIND - RHAPSODY - RHINESTONES - RICOCHET - RIGHT ON Q - RING THE RAFTERS - RISING TIDE - RIVED - RIVER CITIES ALLIANCE - RIVER CITY RHYTHM - RIVERLINE - ROMANCING THE TONE - ROOFTOP RECORDS - ROYAL FLUSH - S.L.E.D. - S'MELODIES - SAGE ADVICE - SAGEFIRE - SALEM SOUND - SANDIA SOUND - SANGAMON VALLEY CHORD COMPANY - SAPPHIRE - SCHOLASTIC - SCHOOL BORED FOUR, THE - SEASONED BLEND - SECOND INVERSION - SECOND NATURE - SECOND OPINION - SECOND WIND - SECRET BEST FRIENDS - SECRET SAUCE - SERVICE CHARGE - SEVEN THIRTY-FOUR - SEVEN YEARS - SEVENTH WAVE - SFOURZANDO - SHAKLACKY! - SHARP ATTACK - SHOP CLASS 2.0 - SHOP TALK - SHOWPIECE - SIBLING RIVALRY - SIDE BY SIDE - SILVER RING - SIMPLY BARBERSHOP - SING-CAPELLA - SINGRAY - SIX FEET OFF BASS - SIXTEEN EYES - SKARMONY - SKIRT AND TIES - SMASH HIT! - SMOKE RING - SNOW WHITE & THE 7TH CHORDS - SNYDER UNIVERSITY - SOCAL RAMBLERS - SOCIAL EXPERIMENT - SOCIAL INSECURITY - SOLOVOCE - SOMETHING LIKE THAT - SOMEWHERE IN TIME - SONIC BLEND - SONIC BOOM - SONIC MIX - SONO - SONS OF THE BEACH - SOUND ADVICE - SOUND CHECK - SOUND COUNSEL - SOUND DECISION - SOUND DESIGN - SOUND JUDGMENT - SOUND LOGIC - SOUND PRESCRIPTION - SOUNDS APPEALING - SOUNDS FAMILIAR - SOUTHERN CONSORT - SOUTHERN GENTLEMEN - SPARE PARTS - SPARX - SPEAKEASY - SPICE - SPICY PITCHES - SPITFIRE - SPOUSE-TET - SPRUCED UP - STAFF MEETING - STARMONY - STARTING GATE - STAY TUNED - STEP IN TIME - STERLING - STORM FRONT - STRONG SUIT - STUDIO TALK - SUM OF EACH - SUMMER STREET - SUN FIENDS - SUNBURST - SUNDAY BRUNCH - SUNDAY DRIVE - SUPERFECTA - SUPERNOVA - SUREFIRE! - SURPRISINGLY COMPETENT - SWAGGER & SASS - SWING SHIFT - SWITCH IT UP - SYNCHRONY - TABLE FOUR FOUR - TAKE 4 - TAKE FRIDAY OFF - TAKE NOTE - TAKING NOTES - TANGENT - TAPESTRY - TEA FOR THREE - TEAM HARMONY - TEMPLE STREET FOUR - TEMPO TANTRUM - TERRY AND THE PIRATES - TEST OF TIME - THE 'LOO-WOPS - THE 724 - THE ACCIDENTALS - THE ARISTOCRATS - THE ARTFUL CODGERS - THE ASSOCIATES - THE BACKSWING BOYS - THE BALANCE - THE BAYTONES - THE BEARDSMEN - THE BEE’S KNEES - THE BIG CREEK QUARTET - THE BRIGHT SIDE - THE CACTUS BROTHERS - THE CAPITAL FOUR - THE CATERWAULERS - THE CHEAP SEATS - THE CHOIR BOYS - THE CHORDON BLEUS - THE CORE - THE CRACKER JACKS - THE DAY TONES - THE DEVIL'S CUT - THE EASY WINNERS - THE EGGS - THE ELDERLY BROTHERS - THE ELEMENT - THE ESSENTIALS - THE ESSEX COUNTY 4 - THE FAMILY BUSINESS - THE FINER THINGS - THE FOUR LEADS - THE FOUR SUITS - THE FULL NELSONS - THE GRAYHOUNDS - THE HARMONY MEN - THE HIDEOUT - THE INACTIVE INGREDIENTS - THE INNOCENT MEN - THE KC4 - THE KING'S MEN - THE KINGPINS - THE LIBERTY BEAUS - THE LOCALS - THE LORDS OF THE RING - THE MACKINAC EXPRESS - THE MAINE IDEA - THE MILE HIGH BOOMERS - THE MOORES THE MERRIER - THE NIGHT HOWLS - THE NORTHERN INCONTINENTALS - THE OVERTONES - THE PERCOLATORS - THE POST OFFICE - THE REMNANTS - THE RIVERTOWN SOUND - THE SATURDAY MORNING SINGERS - THE SEVENTH VARIETY - THE SINGIN' 10TH - THE SIX/FOUR - THE SOUTH BAY CURVE - THE SQUARES - THE SUMMERTIMERS HARMONY BAND - THE TRAVELERS - THE USUAL SUSPECTS - THE VOCAL CHORDS - THE WHITECAPS - THE YOUNG AND THE REST OF US - THEM APPLES - THIRD BASS - THREE AND A HALF MEN - THREE HANDSOME GENTLEMEN - THRIFT STORE FOUR - TIL MORNING COMES - TIME OF OUR LIVES - TIMELESS - TIMEPIECE - TMS - TONACITY - TONAL FUSION - TOP OF THE HILL - TOP SECRET - TOP SHELF - TOP SPIN - TORNADO ALLEY - TOWN SQUARE - TRADEMARK - TRAVELIN’ LITE - TRAVESTY - TRES LECHES - TRIAL BY FOUR - TRIBUTE - TRILOGY - TRIPLE THREAT - TRIPLE TROUBLE - TROPHY HUSBANDS - TROUBADOUR - TROUNCE ALLEY - TUNE STRUCK - TWELVE! - UN 4 SEEN - UNCORKED - UNDECIDED - UP FRONT - UP IN THE AIR - UPBEAT - UPGRAY'D - UPSIDE DOWNERS - USED CHORD SALESMEN - UTTERLY YOUTHLESS - VARIETY PACK - VELCRO - VELVET FROGS - VELVET MOON - VERSE - VHF - VINTAGE BLEND - VINTAGE VIBE - VIOLET HOUR - VOCAL BLEND - VOCAL CAPITAL - VOCAL GENTS - VOCAL IMPACT - VOCAL PLAYBACK - VOCAL STANDARD - VOCAL VELOCITY - VOCAL VINTAGE - VOCALATTÉ - VOCALITY - VOCAPPELLA - WAY SHE GOES - WAYFINDERS - WELL NOTED - WELL PLAYED - WESTERN ADDITION - WHAJA CALL US 4 - WHAT THE HECK FOR - WHAT'S IN A NAME - WHATEVER FOUR - WHO KNEW? - WHY NOT - WICKED PITCH OF THE WEST - WILD APPLAUSE - WILD PITCH - WIND CHILL - WITHOUT FURTHER ADO - WRDW - Y-CITY SOUND - YACHT DADDIES - YES DEAR - YESTERYEAR - YOUNG AT HEART - ZOOMERS